package types

import (
	"time"

	"symph/parameter"
)

// Note represents a single musical note
type Note struct {
	Value Value

	// TODO: more properties to be added
}

// IsEmpty reports whether the Note has no content
func (n Note) IsEmpty() bool { return n.Value == ValueNone }

// IsWall reports whether the Note is a Wall obstacle
func (n Note) IsWall() bool { return n.Value == ValueWall }

// Chord represents a 3x3 grid of notes
type Chord struct {
	Notes [parameter.GamePlayIndexYMax][parameter.GamePlayIndexXMax]Note // 3x3 grid of notes
}

type Song struct {
	Chords []Chord
}

// PlayerState holds the current playing position and temporal displacement state.
// Lane (X) position is persistent; row (Y) displacement expires back to BaseIndexY
type PlayerState struct {
	ResetTime time.Time // When the current row displacement expires (Zero = no reset)

	PlayIndexY int // Current Y coordinate
	PlayIndexX int // Current X coordinate

	BaseIndexY int // Resting row (returns here after jump/slide expiry)
}